toMap method
Implementation
Map<String, dynamic> toMap() => <String, dynamic>{
"parkingId": parkingId,
"licencePlate": licencePlate,
"vehicleType": vehicleType,
"startDate": startDate?.toIso8601String(),
"spotNumber": spotNumber,
"customerPhoneNumber": customerPhoneNumber,
"isOffline": isOffline,
};